Finding the Third Proportional to 1,918,250 and 4,201,972

Step by Step Solution

1. Step 1: Write the proportion equation
   1,918,250 : 4,201,972 = 4,201,972 : x
2. Step 2: Convert to fraction form
   1,918,250/4,201,972 = 4,201,972/x
3. Step 3: Cross multiply
   1,918,250x = 4,201,972 × 4,201,972
4. Step 4: Simplify right side
   1,918,250x = 17,656,568,688,784
5. Step 5: Solve for x
   x = 17,656,568,688,784/1,918,250
6. Step 6: Final answer
   x = 9,204,519.06